Re: [PATCH 5/5] RDMA/uverbs: add UVERBS_METHOD_REG_REMOTE_MR

2019-01-30 Thread Jason Gunthorpe
On Wed, Jan 30, 2019 at 10:34:02AM +0200, Joel Nider wrote: > linux-rdma-ow...@vger.kernel.org wrote on 01/29/2019 07:04:06 PM: > > > On Tue, Jan 29, 2019 at 03:26:26PM +0200, Joel Nider wrote: > > > Add a new handler for new uverb reg_remote_mr. The purpose is to > register > > > a memory region

Re: [PATCH 5/5] RDMA/uverbs: add UVERBS_METHOD_REG_REMOTE_MR

2019-01-30 Thread Joel Nider
linux-rdma-ow...@vger.kernel.org wrote on 01/29/2019 07:04:06 PM: > On Tue, Jan 29, 2019 at 03:26:26PM +0200, Joel Nider wrote: > > Add a new handler for new uverb reg_remote_mr. The purpose is to register > > a memory region in a different address space (i.e. process) than the > > caller. > > >

Re: [PATCH 5/5] RDMA/uverbs: add UVERBS_METHOD_REG_REMOTE_MR

2019-01-29 Thread Jason Gunthorpe
On Tue, Jan 29, 2019 at 03:26:26PM +0200, Joel Nider wrote: > Add a new handler for new uverb reg_remote_mr. The purpose is to register > a memory region in a different address space (i.e. process) than the > caller. > > The main use case which motivated this change is post-copy container > migrat

[PATCH 5/5] RDMA/uverbs: add UVERBS_METHOD_REG_REMOTE_MR

2019-01-29 Thread Joel Nider
Add a new handler for new uverb reg_remote_mr. The purpose is to register a memory region in a different address space (i.e. process) than the caller. The main use case which motivated this change is post-copy container migration. When a migration manager (i.e. CRIU) starts a migration, it must ha